Mich. Comp. Laws § 52.114
Each of the said coroners shall, as soon as possible after the effective date of this amendatory act, appoint 1 deputy coroner who shall hold office during the pleasure of said appointing coroner and who shall act under the direction of the coroner appointing him and whose term of office in all cases shall expire at the expiration of the term of office of the appointing coroner. Any deputy coroner shall have power to perform any and all duties of the coroner. The salary of each deputy coroner shall be fixed by the board of supervisors of such county in a sum not less than $2,500.00 per annum, and said salaries shall be paid in the same manner as the salaries of other county employees: Provided, however, That in counties having a population of 250,000 inhabitants and upwards, but not exceeding 500,000, the salary of each deputy coroner shall be fixed by the board of supervisors of such county in a sum not less than $1,200.00 per annum.
MCL 52.114